Precisely does not supply the NCOALink data. You must contact the USPS directly to obtain the NCOALink data. The USPS requires all licensees to obtain product updates from the USPS Electronic Product Fulfillment (EPF) website.
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Download the NCOALink data from the USPS Electronic Product Fulfillment (EPF) website at https://epf.usps.gov/. Note the following
additional steps required when downloading the NCOALink data from the USPS EPF website:
- Navigate to the location of the downloaded NCOALink data file.
- If necessary, transfer the NCOALink data file to your Unix system.
- The downloaded NCOALink data from the USPS EPF site may be in zipped or tar format. Unzip or untar the data before running explode.
- Navigate to the folder that contains the unzipped or untarred NCOALink data. The number of files in the directory varies depending on the database format you are licensed to use (hash or flat). The following table describes the unzipped/untarred files.
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The following table describes the unzipped/untarred files.
Table 1. NCOALink Data Files File Name Description clk.zip Zipped data file that contains necessary NCOALink data files. dvdhdr01.dat dvdhdr02.dat Files that store the contents of the NCOALink database. rv9.zip Zipped data file that contains additional NCOALink data files. clk.* Additional NCOALink tables present when you receive 18 month (hash or flat) or 48 month data (hash or flat). ank.* Additional NCOALink tables present only when you receive ANKLink data (hash or flat). Note: After the explode process, these files are renamed to clk.* file names. - Proceed to the section Using explode.sh to Explode the NCOALink Files .